/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.opengoofy.congomall.biz.customer.user.application.service.handler.login;

import com.alibaba.fastjson.JSON;
import lombok.AllArgsConstructor;
import org.opengoofy.congomall.biz.customer.user.application.req.UserLoginCommand;
import org.opengoofy.congomall.biz.customer.user.application.resp.UserLoginRespDTO;
import org.opengoofy.congomall.biz.customer.user.domain.aggregate.CustomerUser;
import org.opengoofy.congomall.biz.customer.user.domain.common.UserLoginTypeEnum;
import org.opengoofy.congomall.biz.customer.user.domain.dp.CustomerUserAccountNumber;
import org.opengoofy.congomall.biz.customer.user.domain.dp.CustomerUserPassword;
import org.opengoofy.congomall.biz.customer.user.domain.repository.CustomerUserRepository;
import org.opengoofy.congomall.springboot.starter.cache.DistributedCache;
import org.opengoofy.congomall.springboot.starter.convention.exception.ClientException;
import org.opengoofy.congomall.springboot.starter.designpattern.strategy.AbstractExecuteStrategy;
import org.springframework.stereotype.Component;

import java.util.Objects;
import java.util.concurrent.TimeUnit;

/**
 * 账号登录
 *
 * @author chen.ma
 * @github <a href="https://github.com/opengoofy" />
 * @公众号 马丁玩编程，关注回复：资料，领取后端技术专家成长手册
 */
@Component
@AllArgsConstructor
public class AccountLoginCommandHandler implements AbstractExecuteStrategy<UserLoginCommand, UserLoginRespDTO> {
    
    private final DistributedCache distributedCache;
    private final CustomerUserRepository customerUserRepository;
    
    @Override
    public String mark() {
        return UserLoginTypeEnum.USER_LOGIN_ACCOUNT.toString();
    }
    
    @Override
    public UserLoginRespDTO executeResp(UserLoginCommand requestParam) {
        CustomerUser customerUser = CustomerUser.builder()
                .accountNumber(new CustomerUserAccountNumber(requestParam.getAccountNumber()))
                .password(new CustomerUserPassword(requestParam.getPassword()))
                .build();
        CustomerUser actual = customerUserRepository.findByAccountNumber(requestParam.getAccountNumber());
        if (actual == null) {
            throw new ClientException("用户名不存在");
        }
        if (!Objects.equals(customerUser.getPassword(), actual.getPassword())) {
            throw new ClientException("用户名密码错误");
        }
        String accessToken = actual.generateAccessToken();
        distributedCache.put(accessToken, JSON.toJSONString(actual), 30, TimeUnit.MINUTES);
        return new UserLoginRespDTO(actual.getCustomerUserId(), actual.getUsername(), actual.getAccountNumber(), accessToken);
    }
}
